40729860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3187}}^1$

素因数の和:3273

約数の個数: 72

約数和(自身を含む): 125326656

約数和(自身を除く): 84596796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3187, 3195, 4260, 6374, 6390, 9561, 12748, 12780, 15935, 19122, 28683, 31870, 38244, 47805, 57366, 63740, 95610, 114732, 143415, 191220, 226277, 286830, 452554, 573660, 678831, 905108, 1131385, 1357662, 2036493, 2262770, 2715324, 3394155, 4072986, 4525540, 6788310, 8145972, 10182465, 13576620, 20364930, 40729860]

約数ペア:

[(1, 40729860), (2, 20364930), (3, 13576620), (4, 10182465), (5, 8145972), (6, 6788310), (9, 4525540), (10, 4072986), (12, 3394155), (15, 2715324), (18, 2262770), (20, 2036493), (30, 1357662), (36, 1131385), (45, 905108), (60, 678831), (71, 573660), (90, 452554), (142, 286830), (180, 226277), (213, 191220), (284, 143415), (355, 114732), (426, 95610), (639, 63740), (710, 57366), (852, 47805), (1065, 38244), (1278, 31870), (1420, 28683), (2130, 19122), (2556, 15935), (3187, 12780), (3195, 12748), (4260, 9561), (6374, 6390)]